From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mp2 ([2001:41d0:2:4a6f::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by ms11 with LMTPS id 8LWIOmKV6F6ddwAA0tVLHw (envelope-from ) for ; Tue, 16 Jun 2020 09:48:18 +0000 Received: from aspmx1.migadu.com ([2001:41d0:2:4a6f::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by mp2 with LMTPS id iJRcNmKV6F5nOAAAB5/wlQ (envelope-from ) for ; Tue, 16 Jun 2020 09:48:18 +0000 Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by aspmx1.migadu.com (Postfix) with ESMTPS id 774A4940428 for ; Tue, 16 Jun 2020 09:48:18 +0000 (UTC) Received: from localhost ([::1]:60668 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jl8CX-00039w-Cl for larch@yhetil.org; Tue, 16 Jun 2020 05:48:17 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:48820) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1jl8Av-000206-Vg for guix-devel@gnu.org; Tue, 16 Jun 2020 05:46:37 -0400 Received: from fencepost.gnu.org ([2001:470:142:3::e]:52901) by eggs.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1jl8Av-0002Nh-NQ; Tue, 16 Jun 2020 05:46:37 -0400 Received: from [2a01:e0a:1d:7270:af76:b9b:ca24:c465] (port=43822 helo=ribbon) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1jl8Av-0007DX-5g; Tue, 16 Jun 2020 05:46:37 -0400 From: =?utf-8?Q?Ludovic_Court=C3=A8s?= To: zimoun Subject: Re: Using --manfistest with /manifest files References: <338KGSFKQGP1E.23382XUCMS8T3@wilsonb.com> <87v9juwvn0.fsf@gnu.org> <87d062ne8a.fsf@ambrevar.xyz> <87y2opu0ue.fsf@gnu.org> <86lfko92fj.fsf@gmail.com> X-URL: http://www.fdn.fr/~lcourtes/ X-Revolutionary-Date: 29 Prairial an 228 de la =?utf-8?Q?R=C3=A9volution?= X-PGP-Key-ID: 0x090B11993D9AEBB5 X-PGP-Key: http://www.fdn.fr/~lcourtes/ludovic.asc X-PGP-Fingerprint: 3CE4 6455 8A84 FDC6 9DB4 0CFB 090B 1199 3D9A EBB5 X-OS: x86_64-pc-linux-gnu Date: Tue, 16 Jun 2020 11:46:34 +0200 In-Reply-To: <86lfko92fj.fsf@gmail.com> (zimoun's message of "Mon, 15 Jun 2020 10:08:16 +0200") Message-ID: <871rmfwdfp.fsf@gnu.org> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.3 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-BeenThere: guix-devel@gnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: "Development of GNU Guix and the GNU System distribution." List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: guix-devel@gnu.org, elaexuotee@wilsonb.com Errors-To: guix-devel-bounces+larch=yhetil.org@gnu.org Sender: "Guix-devel" X-Scanner: scn0 Authentication-Results: aspmx1.migadu.com; dkim=none; dmarc=none; spf=pass (aspmx1.migadu.com: domain of guix-devel-bounces@gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=guix-devel-bounces@gnu.org X-Spam-Score: -1.01 X-TUID: GhlPvIYKBdLm Hi, zimoun skribis: > On Sun, 14 Jun 2020 at 17:24, Ludovic Court=C3=A8s wrote: > >> I think there were several issues we discussed: >> >> 1. We can only approximate that actual profile content; storing >> an approximate =E2=80=98manifest.scm=E2=80=99 along with the profil= e would IMO be >> deceptive. >> >> 2. It=E2=80=99s easy to maintain compatibility over a data format, but= it=E2=80=99s >> much harder to maintain compatibility for code. >> >> I think we discussed these issues the best we could in the megathread, >> so I=E2=80=99m personally in favor of moving forward in a pragmatic way. > > By pragmatic way, you mean: > > - let the format of /manifest as it is, > - write '--export-manifest' as an approximation > > right? For example, yes. > Well, I personally changed my workflow and now I always use manifest > files. And the situation that I described in the manifest about the > "Working Scientific" doing install, pull, install, pull, remove, > install, etc. is rooted in bad practises, so it should be avoided. > > Therefore, I agree that '--export-manifest' is the right approach, as an > helping tool; too bad for some corner cases. :-) Yeah, I think our goal is just to provide a tool to migrate from the =E2=80=9Cimperative=E2=80=9D way to the declarative way. Once people have = gotten started with manifests, they no longer need that migration tool. Thanks, Ludo=E2=80=99.